IncobotulinumtoxinA (Xeomin) to Treat Focal Hand Dystonia

Recruiting now · Phase 3 · Has a placebo group

Conditions studied: Focal Hand Dystonia

In brief

This study is a multicenter, double-blind, randomized placebo controlled, parallel group, superiority trial in order to test the superiority of intramuscular injections of IncobotulinumtoxinA against placebo using a 1:1 allocation ratio.

Key facts

Study ID

NCT03977493

Run by

Alain Kaelin

People needed

48

Starts

2018-02-21

Expected to finish

2027-12-31

Last updated by the study team

2026-03-19

Who can join

Age: 18 and older. Sex: any. Healthy volunteers: not accepted.

You may qualify if…

• Informed Consent as documented by signature
• Age ≥ 18 years
• Focal hand dystonia (FHD). Diagnosis must be made by a neurologist specialized in movement disorder (at least 2 years specific training, all partners listed have at least 2 years training)
• Both idiopathic and secondary FHD are allowed
• Both drug naive subjects and subjects previously treated with other BoNT-A will be included
• Patients must be willing and able to comply with the study procedures
• Female patients of childbearing potential must agree to use an effective method of contraception during the treatment period

You may not qualify if…

• Presence of spasticity, or other central sensorimotor lesion of motor system other than dystonia in the affected limb
• Peripheral nerve lesion (diagnosis either clinical or electrophysiological) in the affected limb, for example with a muscle weakness at baseline
• Contraindications to the class of drugs under study, e.g. known hypersensitivity or allergy to BoNT-A toxins including IncobotulinumtoxinA
• Doses and schedules of any ongoing treatment with potential confounding drugs such as muscle relaxants (for example Tolperison, Tizinadid, Baclofen, Mestinon, Dantrolen), benzodiazepine, neuroleptics or antidepressants have to be kept unchanged throughout the study and no changes should be made between the first trial injection and the end of study visit at week 12.
• Previous treatment with other BoNT-A less than 3 months before the inclusion in this study
• Women who are pregnant or breast feeding,
• Inability to follow the procedures of the study, e.g. due to language problems, psychological disorders, dementia, etc. of the participant
• Participation in another study with investigational drug within the 30 days preceding and during the present study
• Previous enrolment into the current study
• Enrolment of the investigator, his/her family members, employees and other dependent persons
• Severe depression (>29 as measured with the Beck Depression Inventory, see Appendix 8) or other relevant psychiatric disorder
• INR > 2 on the day of injection if the patient is anticoagulated. If INR > 2, the study injection will be delayed until the return to a safer INR.

Where it is running

• Neurocentro della Svizzera Italiana — Lugano, Switzerland (enrolling)
• Inselspital - University Hospital Berne — Bern, Switzerland
• Centre hospitalier universitaire vaudois (CHUV) — Lausanne, Switzerland
• Neurocenter of St. Gallen — Sankt Gallen, Switzerland
• USZ- Univerity Hospital Zurich — Zurich, Switzerland

Full record on ClinicalTrials.gov

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